Comparison
ECC vs Devon
Verdict
Pick ECC when eCC is primarily JavaScript; Devon is Python; pick Devon when devon is primarily Python; ECC is JavaScript.
Markdown twin · ECC alternatives · Devon alternatives
GraphCanon updated today
Trust & integrity
| Signal | ECC | Devon |
|---|---|---|
| Maintenance | Very active (2d since push) As of 4d · github_public_v1 | Dormant (415d since push) As of today · github_public_v1 |
| Provenance | Not a fork · Personal account As of 4d · github_public_v1 | Not a fork · Organization account As of today · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of 4d · osv@v1 | No published findings from this source as of 2026-07-15 As of today · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- ECC
- The agent harness performance optimization system for AI agents
- Devon
- Devon: An open-source pair programmer
Stars
- ECC
- 228k
- Devon
- 3.4k
Forks
- ECC
- 35k
- Devon
- 282
Open issues
- ECC
- 93
- Devon
- 26
Language
- ECC
- JavaScript
- Devon
- Python
Adopt for
- ECC
- ECC is a performance optimization system for AI agents built to enhance skills, instincts, memory, security, and development processes.
- Devon
- -
Persona
- ECC
- -
- Devon
- -
Runtime
- ECC
- -
- Devon
- -
License
- ECC
- MIT
- Devon
- AGPL-3.0
Last pushed
- ECC
- Jul 9, 2026
- Devon
- May 26, 2025
Categories
- ECC
- AI Agents, Developer Tools
- Devon
- AI Agents, Developer Tools, Inference & Serving
Trust and health
Maintenance
- ECC
- Very active (96%)
- Devon
- Dormant (18%)
Days since push
- ECC
- 2d
- Devon
- 415d
Open issues (now)
- ECC
- 93
- Devon
- 26
Owner type
- ECC
- User
- Devon
- Organization
OSV dependency advisories
- ECC
- No lockfile (source not queried)
- Devon
- No published findings from this source as of 2026-07-15
Full report
- ECC
- Trust report
- Devon
- Trust report
Choose ECC if…
- ECC is primarily JavaScript; Devon is Python.
- License: ECC is MIT, Devon is AGPL-3.0.
- ECC requires JavaScript environment and is open-source, licensed under MIT. Specific setup details are not provided within repository data.
- Pricing: Being open source with an MIT license, ECC itself is free to use, but additional features or support might incur costs outside of the core project..
- Tags unique to ECC: ai-agents, anthropic, claude, claude code.
- When you are specifically working with AI agents like Claude Code and Codex that require advanced performance tuning across multiple dimensions such as skills and memory management.
When NOT to use ECC
- For projects focusing solely on traditional software development workflows without AI components, ECC's specialized tools are not necessary.
- In scenarios where you're working with closed-source or proprietary AI systems that do not allow for the same levels of customization as open platforms like those optimized by ECC.
Choose Devon if…
- Devon is primarily Python; ECC is JavaScript.
- License: Devon is AGPL-3.0, ECC is MIT.
- Tags unique to Devon: agent, agent-based-framework, agent-based-model, ai.
- Also covers Inference & Serving.
When NOT to use Devon
- Last GitHub push was 415 days ago (dormant maintenance, May 26, 2025). Validate activity before betting a new project on Devon.
- AI Agents: Don't use an agent loop when a deterministic workflow would do; agents add latency, cost, and non-determinism.
- Developer Tools: A gateway is overkill when you're pinned to a single provider and model.
- Inference & Serving: Self-hosting rarely beats a hosted API on cost until you have steady, high-volume traffic.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (affaan-m/ECC) · observed Jul 11, 2026
- GitHub forks (affaan-m/ECC) · observed Jul 11, 2026
- Last push (affaan-m/ECC) · observed Jul 9, 2026
- License file (MIT) · observed Jul 11, 2026
- Decision facts (enrichment) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (entropy-research/Devon) · observed Jul 15, 2026
- GitHub forks (entropy-research/Devon) · observed Jul 15, 2026
- Last push (entropy-research/Devon) · observed May 26, 2025
- License file (AGPL-3.0) · observed Jul 15, 2026
- Trust scan (lockfile / OSV) · observed Jul 15, 2026
GitHub stars on cards: ECC 228k · Devon 3.4k (synced Jul 11, 2026).
Common questions
- What is the difference between ECC and Devon?
- ECC: The agent harness performance optimization system for AI agents. Devon: Devon: An open-source pair programmer. See the comparison table for live GitHub stats and shared categories.
- When should I choose ECC over Devon?
- Choose ECC over Devon when ECC is primarily JavaScript; Devon is Python; License: ECC is MIT, Devon is AGPL-3.0; ECC requires JavaScript environment and is open-source, licensed under MIT. Specific setup details are not provided within repository data; Pricing: Being open source with an MIT license, ECC itself is free to use, but additional features or support might incur costs outside of the core project.; Tags unique to ECC: ai-agents, anthropic, claude, claude code; When you are specifically working with AI agents like Claude Code and Codex that require advanced performance tuning across multiple dimensions such as skills and memory management.
- When should I choose Devon over ECC?
- Choose Devon over ECC when Devon is primarily Python; ECC is JavaScript; License: Devon is AGPL-3.0, ECC is MIT; Tags unique to Devon: agent, agent-based-framework, agent-based-model, ai; Also covers Inference & Serving.
- When should I avoid ECC?
- For projects focusing solely on traditional software development workflows without AI components, ECC's specialized tools are not necessary. In scenarios where you're working with closed-source or proprietary AI systems that do not allow for the same levels of customization as open platforms like those optimized by ECC.
- When should I avoid Devon?
- Last GitHub push was 415 days ago (dormant maintenance, May 26, 2025). Validate activity before betting a new project on Devon. AI Agents: Don't use an agent loop when a deterministic workflow would do; agents add latency, cost, and non-determinism. Developer Tools: A gateway is overkill when you're pinned to a single provider and model. Inference & Serving: Self-hosting rarely beats a hosted API on cost until you have steady, high-volume traffic.
- Is ECC or Devon more popular on GitHub?
- ECC has more GitHub stars (228,395 vs 3,449). Stars measure visibility, not whether either tool fits your constraints.
- Are ECC and Devon open source?
- Yes - both are open-source projects on GitHub (ECC: MIT, Devon: AGPL-3.0).
- Where can I find alternatives to ECC or Devon?
- GraphCanon lists graph-backed alternatives at ECC alternatives and Devon alternatives (ECC markdown twin, Devon markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, ECC or Devon?
- ECC: Very active. Devon: Dormant. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for ECC and Devon?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: ECC trust report; Devon trust report.